CVE-2026-29204CWE-639

Insufficient ownership check in `clientarea.php` allows an authenticated client area user to submit requests using another user’s `addonId` without any…

Critical · published May 12, 2026

CVSS v3.1
9.1
EPSS
0%
Percentile
38.2
In the wild
Unconfirmed
What it is

Insufficient ownership check in `clientarea.php` allows an authenticated client area user to submit requests using another user’s `addonId` without any ownership validation leading to unauthorized access to the victim's account.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00451 · 38.2th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-05-12T17:46Z
EPSS history
Timeline
  • 12 MAY 17:46Z
    Insufficient ownership check in `clientarea.php` allows an authenticated client area user to submit requests using another user’s `addonId` without any…
    cvelistv5